A fashionable and truly impressive plant that is grown for its huge spherical deep purple flower heads. These are held high, up to 120cm (4') above glaucous greyish- green strap-like foliage. Prefers a site that is sunny and well drained.
Common NameGiant Onion
Approx Height (10 yrs.)90-120 cm (36-48")
Soil TypeAll
Soil pHAcid, Neutral, Alkaline
AspectSun
HardinessHardy
Flowering TimeSpring to Summer
Plants for PollinatorsPlants for Pollinators
Bee FriendlyBee Friendly
Butterfly FriendlyButterfly Friendly
Flower ColourPurple
Plant TypeBulbs